Morphology of the major papilla predicts ERCP procedural outcomes and adverse events

Rachid Mohamed, B. Cord Lethebe, Emmanuel Gonzalez-Moreno, Ahmed Kayal, Sydney Bass, Martin Cole, Christian Turbide, Millie Chau, Hannah F. Koury, Darren R. Brenner, Robert J. Hilsden, B. Joseph Elmunzer, Rajesh N. Keswani, Sachin Wani, Steven J. Heitman, Nauzer Forbes^*